Easy Characterized by excessive pride in one's knowledge or the act of behaving in a way that suggests one knows everything. Clear All
2 Example Sentences Showcasing the Meaning of 'Know-it-all'
Jake's know-it-all behavior at the chess club annoyed fellow players who just wanted to enjoy the game.
The know-it-all tourist insisted on leading the group, causing confusion and frustration among the sightseers.
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